diff options
Diffstat (limited to 'ways_to_paint_nx3_grid.cpp')
-rw-r--r-- | ways_to_paint_nx3_grid.cpp | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/ways_to_paint_nx3_grid.cpp b/ways_to_paint_nx3_grid.cpp deleted file mode 100644 index b661af8..0000000 --- a/ways_to_paint_nx3_grid.cpp +++ /dev/null @@ -1,20 +0,0 @@ -#include "leetcode.h" - -class Solution { -public: - int numOfWays(int n) { - long a = 6, b = 6, c, d, mod = 1e9 + 7; - for (int i = 1; i < n; ++i) { - c = a * 3 + b * 2; - d = a * 2 + b * 2; - a = c % mod; - b = d % mod; - } - return (a + b) % mod; - } -}; - -int main() { - Solution obj; - cout << obj.numOfWays(1); -} |